From Puget Sound Islands to the Cascade Mountains in Northwest Washington.

Including several highways

About This Byway

Beginning 25 miles north of Seattle, explore the North Cascades National Park, historic seaside villages, three National Forests, Bavarian Village of Leavenworth, the mighty Columbia River Valley and Old West Winthrop. We are a road into nature, a path through quaint friendly towns, and 440 miles of stunning scenery with the power to refresh your sense of wonder.

Explore and Plan Your Trip

Plan a trip and find more information about the Cascade Loop including pictures, maps, sample itineraries and services provided on this byway.